A Survey Claims That 9 Out of 10 Doctors Recommend

question 123

Multiple Choice

A survey claims that 9 out of 10 doctors recommend aspirin for their patients with headaches.To test this claim against the alternative that the actual proportion of doctors who recommend aspirin is less than 0.90,a random sample of 100 doctors was selected.Suppose you reject the null hypothesis.What conclusion can you draw?

• A) There is not sufficient evidence that the proportion of doctors who recommend aspirin is less than 0.90.
• B) There is not sufficient evidence that the proportion of doctors who recommend aspirin is not less than 0.90.
• C) There is sufficient evidence that the proportion of doctors who recommend aspirin is not less than 0.90.
• D) There is sufficient evidence that the proportion of doctors who recommend aspirin is less than 0.90.

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Definitions:

Social Security

Social Security is a government program that provides financial benefits to retirees, disabled individuals, and their families.

Official Measure

An officially recognized or approved method for determining a fact or figure, often used in statistics or research.

Lorenz Curve

A graphical representation of the distribution of income or wealth within a society, demonstrating inequality.

Income Distribution

The way in which a nation’s total earnings are spread among its population.